obama are among those scheduled to attend along with every living u.s. president and various other leaders from around the world. mandela will be buried december 15th in a private service in the village where he grew up. nbc bay area's joe rosato jr. shows us how mandela is being remembered by a few people here in the bay area who played a small role in mandela's effort to end apartheid. >> reporter: there are many pictures in the collection of reverend cecile williams but the one he counts as his most precious is the photo of him with nelson mandela. >> that picture you see of me speaking from after greeting him at that particular point is a picture that i cherish. >> reporter: the picture was taken during mandela's 1990 visit to the oakland coliseum four months after released from prison. williams was there to greet him. >> i was just so, so overcome by this man who was not just soft spoken, but who articulated and interpreted to people his genuine humanness. >> reporter: williams was asked to speak before mandela. the memory flooded back yesterday whe